Fill in the blanks in the following table, given that a is the first term, d the common difference and `a_(n)` `n^(th)` term of the AP :

Answer

(i) `a_n = 28`.
(ii) `d = (18)/(9) = 12`
(iii) `a= -5 +51 = 46`.
(iv) `3.6 =- 18.9 + 2.5 n - 2.5`
(v) `=3.5 + 0 = 3.5= 3.5`.